Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Technique for monolithic fabrication of microlens arrays.

Applied optics·2010
Same author

Acoustooptic snapshot PROM: a real-time optical-signal spectrum analyzer.

Applied optics·2010
Same author

Real-time optical correlation.

Applied optics·2010
Same author

Time integrating acoustooptic correlator.

Applied optics·2010
Same author

Quantitative visualization of large variation phase objects.

Applied optics·2010
Same author

Oral delta9-tetrahydrocannabinol toxicity in rats treated for periods up to six months.

Toxicology and applied pharmacology·1975
Same journal

Multifunctional reconfigurable terahertz metasurface based on vanadium dioxide phase transition: achieving broadband absorption and efficient polarization conversion.

Applied optics·2026
Same journal

High-Q-factor electromagnetically induced transparency utilizing quasi-bound states in the continuum in an all-dielectric terahertz metasurface.

Applied optics·2026
Same journal

Automated stitching interferometry for high-precision metrology of X-ray mirrors.

Applied optics·2026
Same journal

Experimental demonstration of an approach to designing a metal-dielectric DBR resonant cavity structure.

Applied optics·2026
Same journal

High-precision wavefront reconstruction from a single-shot interferogram using a physics-driven hybrid feature calibration network.

Applied optics·2026
Same journal

Ultra-high-Q Fano resonance based on coupled topological corner states in Kagome photonic crystals.

Applied optics·2026
See all related articles

Related Experiment Video

Updated: Jun 16, 2026

Characterization of Surface Modifications by White Light Interferometry: Applications in Ion Sputtering, Laser Ablation, and Tribology Experiments
11:47

Characterization of Surface Modifications by White Light Interferometry: Applications in Ion Sputtering, Laser Ablation, and Tribology Experiments

Published on: February 27, 2013

Surface roughness measurement using white light speckle.

R A Sprague

    Applied Optics
    |February 2, 2010
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces a novel technique for measuring surface roughness using laser speckle patterns. The speckle contrast directly correlates with surface roughness, offering a promising non-contact measurement method.

    More Related Videos

    A Stable Phantom Material for Optical and Acoustic Imaging
    04:54

    A Stable Phantom Material for Optical and Acoustic Imaging

    Published on: June 16, 2023

    Mechanical Mapping of Spheroids Using Brillouin Spectroscopy
    08:27

    Mechanical Mapping of Spheroids Using Brillouin Spectroscopy

    Published on: December 12, 2025

    Related Experiment Videos

    Last Updated: Jun 16, 2026

    Characterization of Surface Modifications by White Light Interferometry: Applications in Ion Sputtering, Laser Ablation, and Tribology Experiments
    11:47

    Characterization of Surface Modifications by White Light Interferometry: Applications in Ion Sputtering, Laser Ablation, and Tribology Experiments

    Published on: February 27, 2013

    A Stable Phantom Material for Optical and Acoustic Imaging
    04:54

    A Stable Phantom Material for Optical and Acoustic Imaging

    Published on: June 16, 2023

    Mechanical Mapping of Spheroids Using Brillouin Spectroscopy
    08:27

    Mechanical Mapping of Spheroids Using Brillouin Spectroscopy

    Published on: December 12, 2025

    Area of Science:

    • Optics
    • Metrology
    • Materials Science

    Background:

    • Surface roughness is a critical parameter in material science and engineering.
    • Accurate measurement of surface topography is essential for quality control and performance prediction.
    • Traditional contact methods like profilometry can be time-consuming and may damage delicate surfaces.

    Purpose of the Study:

    • To investigate a novel optical technique for measuring surface roughness.
    • To establish the relationship between speckle pattern contrast and surface roughness.
    • To evaluate the feasibility of this technique for practical applications.

    Main Methods:

    • Formation of a laser speckle pattern near the image plane using spatially coherent light with broad spectral bandwidth.
    • Analysis of speckle contrast in relation to surface roughness and illumination coherence length.
    • Experimental validation using various surface finishing procedures.

    Main Results:

    • Speckle contrast was found to be directly related to surface roughness when comparable to the illumination coherence length.
    • The proposed technique demonstrated good correlation with established profilometer measurements.
    • The method proved effective across a wide range of roughness values and surface types.

    Conclusions:

    • The developed speckle-based technique offers a viable, non-contact method for surface roughness measurement.
    • This optical approach provides accurate and reliable results, comparable to profilometry.
    • The technique has potential for widespread application in industrial quality control and research.